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Organic Chemicals

Metanil Yellow

RA001812 CAS 587-98-4 AR

Identity

Product code
RA001812
CAS number
587-98-4
Grade
AR
Molecular formula
C18H14N3NaO3S
Molecular weight
375.38

Classification

Technical Data

Properties

PropertyValue
Physical state at 20 °C Solid
Colour Orange yellow powder
Solubility in water [% weight] Soluble in water

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit
Appearance Orange yellow colored powder —
pH 1.2 - 3.2 Red to yellow —
Absorption maxima (0.1 mol/L in NaOH) λmax1 433 - 439 nm nm
Absorptivity (A 1%/1cm; at λmax) Min 450 —
Loss on drying (135 °C) Max 5 % %

Packaging

Pack size SKU
25 g RA001812-PK-25G
100 g RA001812-PK-100G